Add new option "test-mapping-matched-pattern-paths" in TF

Provide new option to get the file paths that are matched the
file_pattern.

Bug: 240110142
Test: run_tradefed_tests.sh --class com.android.tradefed.testtype.suite.TestMappingSuiteRunnerTest
Change-Id: Iaf3b51e3b756066b990907399e37727f947ebe68
diff --git a/src/com/android/tradefed/testtype/suite/TestMappingSuiteRunner.java b/src/com/android/tradefed/testtype/suite/TestMappingSuiteRunner.java
index e11f026..f8a8913 100644
--- a/src/com/android/tradefed/testtype/suite/TestMappingSuiteRunner.java
+++ b/src/com/android/tradefed/testtype/suite/TestMappingSuiteRunner.java
@@ -132,6 +132,14 @@
     private Set<String> mUnmatchedFilePatternPaths = new HashSet<>();
 
     @Option(
+            name = "test-mapping-matched-pattern-paths",
+            description =
+                    "A list of modified paths that matches with a certain file_pattern in "
+                            + "the TEST_MAPPING file. This is used only for Work Node, and handled "
+                            + "by provider service.")
+    private Set<String> mMatchedPatternPaths = new HashSet<>();
+
+    @Option(
             name = "allow-empty-tests",
             description =
                     "Whether or not to raise an exception if no tests to be ran. This is to "